"His Proud Sons"

"From Ancient Terra the Emperor commands His Proud Sons."
"From revered Blood-stock these Warriors are made His Proud sons"
"No fear they shall know as Adeptus Astartes, His Proud Sons"
"Humanity's foes they defend against all, His Proud Sons"
"Warrior Elite, Unbreakable spirit, Astartes"
"Supreme Defenders, Unchallenged in Battle Astartes"
"Warrior Elite, Unbreakable spirit, Astartes"
"Courage and honour, Emperor and Primarch, Astartes!"